Traffic surveys -- Australia. : A data base for the evaluation of road user risk in Australia : report / prepared for the Federal Office of Road Safety by Socialdata Australia
Traffic surveys -- Australia -- Victoria -- Ballarat : Australian Roads survey 1971/1972 : urban Ballarat, summary of procedures and results / prepared for the Country Roads Board [by] Clarke Gazzard Voorhees
Traffic surveys -- Georgia -- Atlanta. : Northside 75, Atlanta, Georgia : traffic impact study / prepared for Phipps Land Company, Inc. ; prepared by Alan M. Voorhees & Associates
1973
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Traffic surveys -- Louisiana -- New Orleans. : New Orleans central business district traffic study / prepared for Louisiana Dept. of Highways in cooperation with U. S. Dept. of Transportation, Federal Highway Administration, Bureau of Public Roads
Traffic surveys -- Pennsylvania. : Immediate action program for traffic improvements : Conshohocken/West Conshohocken area, Montgomery County, Pennsylvania / Alan M. Voorhees & Associates
Traffic surveys -- United States. : The Northeast corridor intercity travel survey / by Alan M. Voorhees & Associates, Inc. ; prepared for U.S. Department of Transportation, Office of the Assistant Secretary for Policy and International Affairs, Office of Systems Analysis and Information